Tedesco Family of Tramutola, Potenza, Italy

I am looking for information or family related to my great-grandmother Maria Carmela Tedesco, B. 1877 in Tramutola, Italy.Her parents were Michele Tedesco and Maria Rosa Pierri.Maria Carmela married Giuseppantonio Di Salvo and moved to New York and then Boston around 1905.I believe she had 3 siblings.I have a lot of details on her decendents but nothing on the family she left in Italy.